Home / 7,247.10-10,866.60-3,346.68

Finding the Fourth Proportional to 7,247.10, 10,866.60 and 3,346.68

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Solution

The fourth proportional to 7,247.10, 10,866.60 and 3,346.68 is: 5,018.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.10 : 10,866.60 = 3,346.68 : x
  2. Step 2: Convert to fraction form
    7,247.10/10,866.60 = 3,346.68/x
  3. Step 3: Cross multiply
    7,247.10x = 10,866.60 × 3,346.68
  4. Step 4: Simplify right side
    7,247.10x = 36,367,032.89
  5. Step 5: Solve for x
    x = 36,367,032.89/7,247.10
  6. Step 6: Final answer
    x = 5,018.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.